Consider the following statements:
According to the passage, an oil company can make greater profits, if a transparent formula for petrol pricing is announced every fortnight or month, by
1. Promoting its sales.
2. Undertaking innovation.
3. Cutting costs.
4. Selling its equity shares at higher prices.
Which of the statements given above is/are correct?
1 only
2 and 3
3 and 4
1, 2 and 4